Question

Mention two physical changes that occur in the kitchen.

Answer 1

Physical change:

• A type of change in which the chemical composition of the substance remains the same is known as physical change.
• A physical change is a reversible change, the original substance can be brought back by reversing the process.
• Examples of physical change: melting of ice, evaporation of water.

Physical changes that occur in the kitchen:

1. Dissolving sugar in tea/coffee
2. Chopping raw vegetables
3. Ice cube melting into water
4. Boiling of water
5. Freezing of water.